Updated April 2026 · Independent Analysis
FluxvsStable Diffusion
Both Flux and Stable Diffusion offer free plans. Flux is rated higher at 4.5/5 vs Stable Diffusion's 4.2/5.
Fluxvs Stable Diffusion
★ 4.5/5+0.3 vs Stable Diffusion
Only in Flux
- ✦ State-of-art image quality
- ✦ Open-source (Schnell)
- ✦ Photorealistic
✓ Free plan2M+ users · est. 2024
Try Flux Free →
Stable Diffusionvs Flux
★ 4.2/5-0.3 vs Flux
Only in Stable Diffusion
- ✦ Open-source
- ✦ Self-hostable
- ✦ No content filters (local)
✓ Free plan10M+ users · est. 2022
Try Stable Diffusion Free →Ratings Breakdown
Flux
4.5/5 avg
G2 Score4.5/5
Capterra Score4.4/5
G2 Rating4.5/5
Stable Diffusion
4.2/5 avg
G2 Score4.2/5
Capterra Score4.1/5
G2 Rating4.2/5
Quick Stats
Starting Price
FluxFree
Stable DiffusionFree
Free Plan
FluxYes ✓
Stable DiffusionYes ✓
Feature Comparison
Flux uniquely offers State-of-art image quality, Open-source (Schnell), Photorealistic. Stable Diffusion uniquely offers Open-source, Self-hostable, No content filters (local). Both share 3 features including API access, Commercial license, Inpainting.
Feature
Flux
Stable Diffusion
API access
✓
✓
Commercial license
✓
✓
Inpainting
✓
✓
State-of-art image quality
✓
✗
Open-source (Schnell)
✓
✗
Photorealistic
✓
✗
Text rendering
✓
✗
Flux.1 Pro/Dev/Schnell variants
✓
✗
ControlNet compatible
✓
✗
ComfyUI integration
✓
✗
Fast generation
✓
✗
No watermarks
✓
✗
High resolution
✓
✗
Style consistency
✓
✗
Human anatomy accuracy
✓
✗
Architecture & detail
✓
✗
Film photography style
✓
✗
Multiple providers (Replicate/fal.ai)
✓
✗
Fine-tuning support
✓
✗
Active development
✓
✗
Open-source
✗
✓
Self-hostable
✗
✓
No content filters (local)
✗
✓
ControlNet
✗
✓
Img2Img
✗
✓
Outpainting
✗
✓
Custom models (LoRA/Dreambooth)
✗
✓
SDXL & SD3
✗
✓
Automatic1111 WebUI
✗
✓
ComfyUI
✗
✓
Fine-tuning
✗
✓
Community models (CivitAI)
✗
✓
Any hardware (CPU/GPU)
✗
✓
Unlimited generations (local)
✗
✓
Style customization
✗
✓
Video generation (AnimateDiff)
✗
✓
3D generation
✗
✓
Total Features
20
20
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Flux if you need:
- ✓ State-of-art image quality
- ✓ Open-source (Schnell)
- ✓ Photorealistic
- ✓ Text rendering
- ✓ Flux.1 Pro/Dev/Schnell variants
Choose Stable Diffusion if you need:
- ✓ Open-source
- ✓ Self-hostable
- ✓ No content filters (local)
- ✓ ControlNet
- ✓ Img2Img
Pricing Comparison
Both Flux and Stable Diffusion offer free plans.
Flux Plans
Free tier available
Free (open-source)
Free- • Flux Schnell free
- • Self-hostable
API
Free- • Pay-per-image
- • ~$0.003/image
Stable Diffusion Plans
Free tier available
Free (self-hosted)
Free- • Run locally
- • No limits
DreamStudio
Free- • $10 = 1000 credits
- • Cloud hosted
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